Acadia National Park in August
Acadia National Park · crowd + weather almanac
August crowd level
busiest stretch
about 771,000 visits in a
typical August
The busiest month of the year ·
median of 2016–2025 official NPS counts
August is the busiest month of the year at Acadia National Park: about 771,000 recreation visits in a typical August (21% of the year's traffic). This is high season — the park is at or near its busiest. Weather-wise, August days at the Acadia Np, ME station typically top out around 78°F with nights near 60°F, and about 3.5 inches of precipitation falls over the month.
- Typical August: 770,757 recreation visits (median 2016–2025); the range across those years ran 681,746 (2020) to 844,268 (2025).
- Busier than 11 of the other 11 months.
- 1991–2020 August normals at Acadia Np, ME: high 78°F, low 60°F, 3.45 in precipitation.
- Similar daytime temperatures, thinner crowds: June typically runs 74°F days with about 31% fewer visits (533,000 vs 771,000).
August weather (1991–2020 normals)
| Typical daytime high | 78°F |
|---|---|
| Typical overnight low | 60°F |
| Precipitation (monthly normal) | 3.45 in |
| Measured at | Acadia Np, ME (USC00170100), 2.5 mi from the park reference point, elev. 470 ft |
Every month at Acadia
| Month | Typical visits | Crowds | High / Low | Precip |
|---|---|---|---|---|
| January | 14,200 | quietest stretch | 32°F / 15°F | 4.5 in |
| February | 13,765 | quietest stretch | 35°F / 18°F | 3.8 in |
| March | 25,848 | quietest stretch | 42°F / 25°F | 4.9 in |
| April | 94,682 | quietest stretch | 53°F / 35°F | 5.2 in |
| May | 284,967 | moderate | 64°F / 45°F | 4.5 in |
| June | 532,849 | busy | 74°F / 54°F | 4.3 in |
| July | 763,560 | busiest stretch | 79°F / 60°F | 3.3 in |
| August | 770,757 | busiest stretch | 78°F / 60°F | 3.5 in |
| September | 623,389 | busy | 71°F / 53°F | 4.2 in |
| October | 514,620 | busy | 58°F / 43°F | 5.9 in |
| November | 67,496 | quietest stretch | 48°F / 33°F | 5.9 in |
| December | 14,246 | quietest stretch | 38°F / 22°F | 5.7 in |